214969690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1135

約数の個数: 48

約数和(自身を含む): 422633376

約数和(自身を除く): 207663686

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 169, 262, 338, 655, 845, 971, 1310, 1690, 1703, 1942, 3406, 4855, 8515, 9710, 12623, 17030, 22139, 25246, 44278, 63115, 110695, 126230, 127201, 164099, 221390, 254402, 328198, 636005, 820495, 1272010, 1640990, 1653613, 3307226, 8268065, 16536130, 21496969, 42993938, 107484845, 214969690]

約数ペア:

[(1, 214969690), (2, 107484845), (5, 42993938), (10, 21496969), (13, 16536130), (26, 8268065), (65, 3307226), (130, 1653613), (131, 1640990), (169, 1272010), (262, 820495), (338, 636005), (655, 328198), (845, 254402), (971, 221390), (1310, 164099), (1690, 127201), (1703, 126230), (1942, 110695), (3406, 63115), (4855, 44278), (8515, 25246), (9710, 22139), (12623, 17030)]